3.4
ENGINE
Engine Service Data
Cylinder Head / Valve
EH50PLE
Rocker Arm Rocker arm ID .8669-.8678" (22.020-22.041 mm)
Rocker shaft OD .8656-.8661" (21.987-22.0 mm)
Rocker shaft Oil Clearance Std .0008-.0021" (.020-.054 mm)
Limit .0039" (.10 mm)
Camshaft Cam lobe height In Std 1.2884-1.2924” (32.726-32.826 mm)
Limit 1.2766" (32.426 mm)
Ex Std 1.2884-1.2924” (32.726-32.826 mm)
Limit 1.2766" (32.426 mm)
Camshaft journal OD Mag 1.4935-1.4941” (37.935-37.950 mm)
PTO 1.4935-1.4941” (37.935-37.950 mm)
Camshaft journal bore ID Mag 1.4963-1.4970” (38.005-38.025 mm)
PTO 1.4963-1.4970” (38.005-38.025 mm)
Camshaft Oil clearance Std .022-.0035”(.055-.090 mm)
Limit .0039" (.10 mm)
Cylinder Head Surface warpage limit .0020" (.05 mm)
Standard Height 3.870" (98.3 mm)
Valve Seat Contacting width In Std .028" (.7 mm)
Limit .055" (1.4 mm)
Ex Std .039" (1.0 mm)
Limit .071" (1.8 mm)
Valve Guide Inner diameter .2362-.2367" (6.0-6.012 mm)
Protrusion above head .689-.709" (17.5-18.0 mm)
Valve Margin Thickness In Std .039" (1.0 mm)
Limit .031" (.8 mm)
Ex Std .047" (1.2 mm)
Limit .031" (.8 mm)
Valve Stem diameter In .2343-.2348" (5.950-5.965 mm)
Ex .2341-.2346" (5.945-5.960 mm)
Stem Oil Clearance Std In .0014-.0024" (.035-.062 mm)
Ex .0016-.0026" (.040-.067 mm)
Limit .0059" (.15 mm)
Overall length In 3.976" (101.0 mm)
Ex 3.984" (101.2 mm)
Valve Spring Overall Length Std 1.654" (42.0 mm)
Limit 1.575" (40.0 mm)
Squareness .075” (1.9 mm)
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